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DUMB Facility Inventory
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Record
Record ID
Internal ID
Status*
Verified
Unverified
Under Review
Classified
Archived
Disputed
Classification
FOIA Derived
Public Domain
Declassified
Restricted
Confidential
Secret
Top Secret
Priority Level
Low
Medium
High
Critical
Tags (comma separated)
Created By
Created Date
Last Updated
Version
Identification
Facility Name*
Facility Type*
Military
Government
Research
Storage
Transportation
Communications
Emergency/FEMA
Industrial
Unknown
Facility Subtype
Military Branch
Not Military
Army
Navy
Air Force
Marines
Coast Guard
Space Force
Joint Forces
Alternate Names / Codes
The Mountain, Cheyenne Mountain Air Force Station, CMAFS
Description
Strategic command and control center built inside Cheyenne Mountain for aerospace defense and space surveillance operations. Hardened against nuclear attack.
Location
Address
City
State/Province
Postal Code
Country
County/Region
Coordinate Systems
Latitude (WGS84)
Longitude (WGS84)
Coordinate Accuracy (m)
UTM Zone
UTM Easting
UTM Northing
MGRS
Elevation (m MSL)
Ground Reference
Mean Sea Level
Above Ground Level
Local Datum
Mapping & Visualization Tools
Google Earth
Google Maps
Bing Maps
OpenStreetMap
Copy Coordinates
Quick Coordinates:
38.7464, -104.8611
Physical Specifications
Depth & Dimensions
Depth Min (m)
Depth Max (m)
Depth Accuracy
Estimated
Surveyed
Calculated
Unknown
Total Floor Area (m²)
Total Volume (m³)
Number of Levels
Tunnel Systems
Total Tunnel Length (km)
Main Tunnel Width (m)
Main Tunnel Height (m)
Tunnel Type
Bored
Cut & Cover
Blasted
Natural Cave
Mixed Methods
Access & Entrances
Total Entrances
Vehicle Entrances
Emergency Exits
Entrance Types & Details
25-ton blast doors, vehicle tunnel access, emergency exits
Construction & Materials
Construction Start
Construction Completed
Decommissioned Date
Construction Method
Drill & Blast
Tunnel Boring Machine
Cut & Cover
New Austrian Tunneling Method
Unknown
Primary Structure Material
Reinforced Concrete
Steel Frame
Rock/Natural
Composite
Unknown
Wall Thickness (m)
Hardening Level
None
EMP Hardened
Nuclear Hardened
Blast Resistant
NBC Protected
Full Spectrum
Environmental Conditions
Ground Type
Granite
Limestone
Sandstone
Clay
Mixed Geology
Unknown
Water Table Depth (m)
Seismic Zone
Low Risk
Moderate Risk
High Risk
Unknown
Network & Connectivity
Connected Facilities (IDs or names)
FAC-002, Peterson AFB, Pentagon Command Center
Rail
Road
Conveyor
Pneumatic
Other
Utilities & Systems
Power: Grid
Power: Diesel Gen
Power: Nuclear
Power: Solar
Energy Storage
Water: Municipal
Water: Well
Waste: Septic
Waste: Treatment Plant
Comms: Fiber
Comms: Microwave
HVAC: AHU
HVAC: ERV
Protective Overpressure
HEPA Filtration
Utilities Notes
Facility designed for extended autonomous operation with full life support systems. Multiple redundant power sources including grid connection, diesel generators, and emergency nuclear power. Advanced air filtration and overpressure systems for NBC protection.
Security & Access
Access Type
Public
Limited
Restricted
Classified
Security Level
Low
Medium
High
Extreme
Active Guard Presence
None
Limited
Business Hours
24/7
Security Notes
Multi-layer security perimeter with armed guards, biometric access controls, 25-ton blast-proof doors, electromagnetic pulse shielding, nuclear blast hardening, and classified clearance requirements.
Operations & Capacity
Operational Status
Active
Inactive
Standby
Decommissioned
Under Construction
Unknown
Personnel Capacity
Vehicle Capacity
Primary Use
Hours of Operation
Ownership & Compliance
Owner / Agency
Operator / Contractor
Zoning / Jurisdiction
Permits / Dockets
Estimated Cost
Evidence & Media
Sources / Citations
FOIA Request #AF-2019-00847 - Declassified construction specifications Official NORAD Website - Public information and facility overview Congressional Budget Reports - Construction funding documentation
Photos
3 images uploaded
Documents (PDF/images)
5 documents uploaded
Videos
1 video uploaded
Relationships
Related Records (IDs)
Notes on Relationship
Connected to Peterson AFB (FAC-002) via fiber and microwave links. Part of integrated defense network with Pentagon Command Center (FAC-015) and regional facilities. Shares operational coordination with Denver Airport facility (FAC-087).
Quality / Verification
Confidence
Low
Medium
High
Very High
Last Verified
Verifier
Notes
Multiple independent sources confirm facility specifications. Construction details verified through declassified FOIA documents and congressional budget reports. Current operational status confirmed through official NORAD statements.
Submitter Contact (optional)
Name
Email
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